/**
 * Gmingo Premium Design System — mobile-first marketplace UI
 */
:root {
  --gp-primary: #2F80ED;
  --gp-primary-hover: #1F6FE5;
  --gp-primary-soft: rgba(47, 128, 237, 0.1);
  --gp-bg: #F8FAFC;
  --gp-card: #FFFFFF;
  --gp-text: #0F172A;
  --gp-text-secondary: #64748B;
  --gp-border: #E2E8F0;
  --gp-success: #16A34A;
  --gp-warning: #F59E0B;
  --gp-danger: #DC2626;
  --gp-radius-sm: 16px;
  --gp-radius-md: 20px;
  --gp-radius-lg: 24px;
  --gp-shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --gp-shadow-sm: 0 4px 16px -4px rgba(15, 23, 42, 0.08);
  --gp-shadow-md: 0 12px 32px -12px rgba(15, 23, 42, 0.12);
  --gp-shadow-lg: 0 24px 48px -16px rgba(15, 23, 42, 0.14);
  --gp-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --gp-touch: 48px;
  --gp-font: 'Outfit', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

html.gp-premium { scroll-behavior: smooth; }
html.gp-premium body {
  background: var(--gp-bg);
  color: var(--gp-text);
  font-family: var(--gp-font);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Buttons */
.gp-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: var(--gp-touch);
  padding: 0.75rem 1.25rem;
  border-radius: var(--gp-radius-sm);
  font-weight: 600;
  font-size: 0.9375rem;
  line-height: 1.2;
  transition: transform 0.25s var(--gp-ease), box-shadow 0.25s var(--gp-ease), background 0.2s ease;
  position: relative;
  overflow: hidden;
}
.gp-btn--primary {
  background: var(--gp-primary);
  color: #fff;
  box-shadow: var(--gp-shadow-sm);
}
.gp-btn--primary:hover { background: var(--gp-primary-hover); transform: translateY(-1px); }
.gp-btn--ghost {
  background: var(--gp-card);
  color: var(--gp-text);
  border: 1px solid var(--gp-border);
}
.gp-btn--ghost:hover { border-color: var(--gp-primary); color: var(--gp-primary); }
.gp-btn:active { transform: scale(0.98); }

/* Ripple */
.gp-ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.45);
  transform: scale(0);
  animation: gp-ripple 0.55s var(--gp-ease) forwards;
  pointer-events: none;
}
@keyframes gp-ripple {
  to { transform: scale(4); opacity: 0; }
}

/* Cards */
.gp-card {
  background: var(--gp-card);
  border: 1px solid var(--gp-border);
  border-radius: var(--gp-radius-md);
  box-shadow: var(--gp-shadow-xs);
  transition: transform 0.3s var(--gp-ease), box-shadow 0.3s var(--gp-ease);
}
.gp-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--gp-shadow-md);
}

/* Page shell */
.gp-page { background: var(--gp-bg); min-height: 60vh; }
.gp-container {
  width: 100%;
  max-width: 80rem;
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}
.gp-section-title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--gp-text);
}
.gp-section-lead {
  color: var(--gp-text-secondary);
  font-size: 0.9375rem;
  line-height: 1.6;
  max-width: 42rem;
}

/* Skeleton */
.gp-skeleton {
  background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
  background-size: 200% 100%;
  animation: gp-shimmer 1.2s ease-in-out infinite;
  border-radius: 12px;
}
@keyframes gp-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Fade in */
.gp-reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s var(--gp-ease), transform 0.5s var(--gp-ease);
}
.gp-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Cart badge premium */
.gp-cart-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  border-radius: 14px;
  background: var(--gp-card, #fff);
  border: 1px solid var(--gp-border, #e2e8f0);
  color: var(--gp-text, #0f172a);
  overflow: visible;
  text-decoration: none;
  cursor: pointer;
  z-index: 2;
  pointer-events: auto;
  transition: transform 0.25s var(--gp-ease, ease), box-shadow 0.25s var(--gp-ease, ease), border-color 0.2s;
}
/* Respect Tailwind visibility utilities (gp-cart-btn sets display:inline-flex) */
.gp-cart-btn.hidden,
a.gp-cart-btn.hidden {
  display: none !important;
}
@media (min-width: 1024px) {
  .gp-cart-btn.hidden.lg\:inline-flex,
  a.gp-cart-btn.hidden.lg\:inline-flex,
  .gp-cart-btn.lg\:inline-flex,
  a.gp-cart-btn.lg\:inline-flex {
    display: inline-flex !important;
  }
  .gp-cart-btn.lg\:hidden,
  a.gp-cart-btn.lg\:hidden {
    display: none !important;
  }
}
@media (max-width: 1023px) {
  .gp-cart-btn.inline-flex.lg\:hidden,
  a.gp-cart-btn.inline-flex.lg\:hidden {
    display: inline-flex !important;
  }
}
.gp-cart-btn:hover {
  border-color: var(--gp-primary, #2F80ED);
  box-shadow: var(--gp-shadow-sm, 0 4px 14px rgba(15, 23, 42, 0.08));
  color: var(--gp-primary, #2F80ED);
}
.gp-cart-btn.is-pulse { animation: gp-cart-pulse 0.45s var(--gp-ease, ease); }
@keyframes gp-cart-pulse {
  0%, 100% { transform: scale(1); }
  40% { transform: scale(1.12); }
}
.gp-cart-badge,
.cart-count-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  z-index: 3;
  min-width: 1.125rem;
  height: 1.125rem;
  padding: 0 4px;
  border-radius: 999px;
  background: var(--gp-danger, #dc2626);
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--gp-card, #fff);
  box-shadow: 0 2px 8px rgba(220, 38, 38, 0.35);
  pointer-events: none;
}
.gp-cart-badge[hidden],
.cart-count-badge[hidden],
span.cart-count-badge[hidden] {
  display: none !important;
}
.gp-cart-btn > svg {
  position: relative;
  z-index: 1;
}
.gp-cart-badge.is-bump,
.cart-count-badge.is-bump { animation: gp-badge-bump 0.4s var(--gp-ease, ease); }
@keyframes gp-badge-bump {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

/* Bottom sheet */
.gp-sheet-overlay {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--gp-ease);
}
.gp-sheet-overlay.is-open { opacity: 1; pointer-events: auto; }
.gp-sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 91;
  max-height: 85vh;
  background: var(--gp-card);
  border-radius: var(--gp-radius-lg) var(--gp-radius-lg) 0 0;
  box-shadow: var(--gp-shadow-lg);
  transform: translateY(100%);
  transition: transform 0.35s var(--gp-ease);
  padding-bottom: env(safe-area-inset-bottom, 0);
}
.gp-sheet.is-open { transform: translateY(0); }
.gp-sheet-handle {
  width: 40px;
  height: 4px;
  border-radius: 999px;
  background: #cbd5e1;
  margin: 12px auto 8px;
}

/* Dark mode compatibility */
@media (prefers-color-scheme: dark) {
  html.gp-premium.gp-auto-dark {
    --gp-bg: #0f172a;
    --gp-card: #1e293b;
    --gp-text: #f8fafc;
    --gp-text-secondary: #94a3b8;
    --gp-border: #334155;
  }
}

@media (prefers-reduced-motion: reduce) {
  .gp-reveal, .gp-card, .gp-btn, .gp-cart-btn, .gp-sheet { transition: none !important; animation: none !important; }
}